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Summary of Contents for Extech Instruments 42545A
- Page 1 User’s Manual High Temperature InfraRed Thermometer with Laser Pointer MODEL 42545...
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Page 2: Warranty
Introduction Congratulations on your purchase of the Model 42545A IR Thermometer. The 42545A is capable of non-contact (infrared) temperature measurements at the touch of a button. The built-in laser pointer increases target accuracy while the backlit LCD and handy push- buttons combine for convenient, ergonomic operation. -
Page 3: Meter Description
Meter Description 1. Laser pointer beam 2. IR Sensor 3. Measurement Trigger 4. Battery and Switch Compartment 5. LCD Display 6. Push-buttons 7. Handle Grip 8. Temperature Units (ºC/ºF) Switch 9. Test Lock ON/OFF Switch 10. Alarm ON/OFF Switch Note: There is a tripod mount on the bottom of the handle Model 42545 V4.1 02/08... - Page 4 Operating Instructions Basic IR Measurements 1. Hold the meter by its handle and point it toward the surface to be measured. 2. Pull and hold the trigger to turn the meter on and begin testing. The temperature reading, the flashing ‘SCAN’ icon, the emissivity, and the unit of measure will appear. Note: Replace the 9V battery if the display does not switch on.
- Page 5 High and Low Alarm Feature The Model 42545a has an alarm feature whereas a High Alarm setting and a Low Alarm setting can be programmed by the user. When either Alarm point is reached the meter will alert the user via an audible beep and LCD display icon.
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Page 6: Battery Replacement
Battery Replacement When the battery symbol appears empty or close to empty, replace the meter’s 9V battery. The battery compartment is located behind the panel that surrounds the meter’s trigger. The panel can be pried open near the trigger and folded down as shown in the diagram. Replace the 9V battery and close the battery compartment cover. - Page 7 Emissivity values range from 0.1 for a very reflective object to 1.00 for a flat black finish. For the Model 42545a, the emissivity is adjustable from 0.1 to 1.00. Most organic materials and painted or oxidized surfaces have an emissivity factor of 0.95.
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Page 8: Specifications
For the latest version of this User’s Guide, Software updates, and other up-to-the-minute product information, visit our website: www.extech.com Extech Instruments Corporation, 285 Bear Hill Rd., Waltham, MA 02451 Copyright © 2008 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.
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